I get around 15 at EGLL with uk2000 and FTX England, In the air an average of 28,
for me it fluctuates between 22-35 fps
On the whole around 15% better than the NGX
i5 760
1GB GTX 460
8 RAM
I thought that the highest that an ETOPS could adhere to was 240 minutes. On further inspection I can find a lot of video's and article's from news websites but nothing from the British CAA or the American FAA